Overview

overview

10

Static

static

3

JaffaCakes...da.exe

windows7-x64

10

JaffaCakes...da.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20250207-en
  • resource tags

    arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system
  • submitted
    05/03/2025, 11:08

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General

  • Target

    JaffaCakes118_51ce81276e302293b40ea85fde308cda.exe

  • Size

    184KB

  • MD5

    51ce81276e302293b40ea85fde308cda

  • SHA1

    f3239817372cb9e64296f7b994bea72611039110

  • SHA256

    325a55118b9c12f2323b6f952d2d5b7af46c1df5dc61f0f51ba763b00a42f279

  • SHA512

    3684d7fa864d0488b09a3eac0f1ecdc4e88c7d21307cc9d19493247f9e8e3e1c6ed67e4c15321fadb05adb90aaf4853f4e9559ca0d0aa1cbff735a45d79b0124

  • SSDEEP

    3072:oR282m9KOPIj+eL9RDQFFrXsbs1e2KKxuR+4/K/xr8tYs5oGff7GVqUpCs:/vm5B7nru04/oYtYxGff7yO

Score
10/10
gh0stratbootkitdiscoverypersistencerat

Malware Config

Signatures

  • Gh0st RAT payload 1 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

    ratgh0strat
  • Gh0strat family
    gh0strat
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_51ce81276e302293b40ea85fde308cda.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_51ce81276e302293b40ea85fde308cda.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2952
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k netsvcs
    1⤵
    • Deletes itself
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1620

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \??\c:\progra~2\netmee~1\vnw.dll
    Filesize

    148KB

    MD5

    3886a0a7d1abd4d4df4dbd97b83c569e

    SHA1

    7aa387433c990df01d1f7a50083b0f384faf64d2

    SHA256

    2eff0980704543c34375b4956054168d505b92721f0ad61924810ea8d109d92d

    SHA512

    c23423f7d4e5e326a07f648d9e3cb71880832b8ee1d6addba7dc008f487bcffcefa2795073fbfd79c1acf09ccd4211290d7640c396bf66641fd0dcd5b0a2963b

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